/****************************************************************************************
 * Copyright (c) 2020 Arthur Milchior <arthur@milchior.fr>                              *
 *                                                                                      *
 * This program is free software; you can redistribute it and/or modify it under        *
 * the terms of the GNU General Public License as published by the Free Software        *
 * Foundation; either version 3 of the License, or (at your option) any later           *
 * version.                                                                             *
 *                                                                                      *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY      *
 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A      *
 * PARTICULAR PURPOSE. See the GNU General Public License for more details.             *
 *                                                                                      *
 * You should have received a copy of the GNU General Public License along with         *
 * this program.  If not, see <http://www.gnu.org/licenses/>.                           *
 ****************************************************************************************/

package com.ichi2.libanki.template

class EmptyNode : ParsedNode() {
    override fun template_is_empty(nonempty_fields: Set<String>): Boolean {
        return true
    }

    override fun render_into(fields: Map<String, String>, nonempty_fields: Set<String>, builder: StringBuilder) {}
    override fun toString(): String {
        return "new EmptyNode()"
    }

    override fun equals(other: Any?): Boolean {
        return other is EmptyNode
    }

    override fun hashCode(): Int {
        return 0
    }
}
